Move board configuration files into a dedicated vendor directory as
required by the new guideline for configuration files.
Change-Id: Icbf368d7a453c82813e685d2935b186eb738c3ea
Signed-off-by: Marc Schink <dev@zapb.de>
Reviewed-on: https://review.openocd.org/c/openocd/+/8864
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>